# alvar

> biological environment based on a limestone plain with thin or no soil and, as a result, sparse grassland vegetation

**Wikidata**: [Q448331](https://www.wikidata.org/wiki/Q448331)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alvar)  
**Source**: https://4ort.xyz/entity/alvar


## References

1. Freebase Data Dumps. 2013
2. YSO-Wikidata mapping project